/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */
#ifndef __MSM_ISP_AXI_UTIL_H__
#define __MSM_ISP_AXI_UTIL_H__

#include "msm_isp.h"

#define SRC_TO_INTF(src) \
	((src < RDI_INTF_0 || src == VFE_AXI_SRC_MAX) ? VFE_PIX_0 : \
	(VFE_RAW_0 + src - RDI_INTF_0))

int msm_isp_axi_create_stream(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_shared_data *axi_data,
	struct msm_vfe_axi_stream_request_cmd *stream_cfg_cmd);

void msm_isp_axi_destroy_stream(
	struct msm_vfe_axi_shared_data *axi_data, int stream_idx);

int msm_isp_validate_axi_request(
	struct msm_vfe_axi_shared_data *axi_data,
	struct msm_vfe_axi_stream_request_cmd *stream_cfg_cmd);

void msm_isp_axi_reserve_wm(
	struct vfe_device *vfe_dev,
	struct msm_vfe_axi_shared_data *axi_data,
	struct msm_vfe_axi_stream *stream_info);

void msm_isp_axi_reserve_comp_mask(
	struct msm_vfe_axi_shared_data *axi_data,
	struct msm_vfe_axi_stream *stream_info);

int msm_isp_axi_check_stream_state(
	struct vfe_device *vfe_dev,
	struct msm_vfe_axi_stream_cfg_cmd *stream_cfg_cmd);

int msm_isp_calculate_framedrop(
	struct msm_vfe_axi_shared_data *axi_data,
	struct msm_vfe_axi_stream_request_cmd *stream_cfg_cmd);
void msm_isp_reset_framedrop(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_stream *stream_info);

int msm_isp_request_axi_stream(struct vfe_device *vfe_dev, void *arg);
void msm_isp_get_avtimer_ts(struct msm_isp_timestamp *time_stamp);
int msm_isp_cfg_axi_stream(struct vfe_device *vfe_dev, void *arg);
int msm_isp_release_axi_stream(struct vfe_device *vfe_dev, void *arg);
int msm_isp_update_axi_stream(struct vfe_device *vfe_dev, void *arg);
void msm_isp_axi_cfg_update(struct vfe_device *vfe_dev,
	enum msm_vfe_input_src frame_src);
int msm_isp_axi_halt(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_halt_cmd *halt_cmd);
int msm_isp_axi_reset(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_reset_cmd *reset_cmd);
int msm_isp_axi_restart(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_restart_cmd *restart_cmd);

void msm_isp_axi_stream_update(struct vfe_device *vfe_dev,
	enum msm_vfe_input_src frame_src);

void msm_isp_update_framedrop_reg(struct vfe_device *vfe_dev,
	enum msm_vfe_input_src frame_src);

void msm_isp_notify(struct vfe_device *vfe_dev, uint32_t event_type,
	enum msm_vfe_input_src frame_src, struct msm_isp_timestamp *ts);

void msm_isp_process_axi_irq(struct vfe_device *vfe_dev,
	uint32_t irq_status0, uint32_t irq_status1,
	uint32_t pingpong_status, struct msm_isp_timestamp *ts);

void msm_isp_axi_disable_all_wm(struct vfe_device *vfe_dev);

int msm_isp_print_ping_pong_address(struct vfe_device *vfe_dev,
	unsigned long fault_addr);

void msm_isp_increment_frame_id(struct vfe_device *vfe_dev,
	enum msm_vfe_input_src frame_src, struct msm_isp_timestamp *ts);

int msm_isp_drop_frame(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_stream *stream_info, struct msm_isp_timestamp *ts,
	struct msm_isp_sof_info *sof_info);

void msm_isp_halt(struct vfe_device *vfe_dev);
void msm_isp_halt_send_error(struct vfe_device *vfe_dev, uint32_t event);

void msm_isp_process_axi_irq_stream(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_stream *stream_info,
	uint32_t pingpong_status,
	struct msm_isp_timestamp *ts);

static inline void msm_isp_cfg_wm_scratch(struct vfe_device *vfe_dev,
				int wm,
				uint32_t pingpong_bit)
{
	vfe_dev->hw_info->vfe_ops.axi_ops.update_ping_pong_addr(
		vfe_dev->vfe_base, wm,
		pingpong_bit, vfe_dev->buf_mgr->scratch_buf_addr, 0);
}

static inline void msm_isp_cfg_stream_scratch(struct vfe_device *vfe_dev,
				struct msm_vfe_axi_stream *stream_info,
				uint32_t pingpong_status)
{
	int i;
	uint32_t pingpong_bit;

	pingpong_bit = (~(pingpong_status >> stream_info->wm[0]) & 0x1);
	for (i = 0; i < stream_info->num_planes; i++)
		msm_isp_cfg_wm_scratch(vfe_dev, stream_info->wm[i],
				~pingpong_bit & 0x1);
	stream_info->buf[pingpong_bit] = NULL;
}

int msm_isp_cfg_offline_ping_pong_address(struct vfe_device *vfe_dev,
	struct msm_vfe_axi_stream *stream_info, uint32_t pingpong_status,
	uint32_t buf_idx);
#endif /* __MSM_ISP_AXI_UTIL_H__ */
